/*
 * @Author: steven.wang
 * @Date:   2019-03-01 10:53:48
 * @Last Modified by:   steven.wang
 * @Last Modified time: 2019-03-01 10:55:29
 */
export { parseTime, formatTime } from '@/utils'

function pluralize(time, label) {
    if (time === 1) {
        return time + label
    }
    return time + label + 's'
}

export function timeAgo(time) {
    const between = Date.now() / 1000 - Number(time)
    if (between < 3600) {
        return pluralize(~~(between / 60), ' 分')
    } else if (between < 86400) {
        return pluralize(~~(between / 3600), ' 时')
    } else {
        return pluralize(~~(between / 86400), ' 天')
    }
}

/* 数字 格式化*/
export function numberFormatter(num, digits) {
    const si = [
        { value: 1E18, symbol: 'E' },
        { value: 1E15, symbol: 'P' },
        { value: 1E12, symbol: 'T' },
        { value: 1E9, symbol: 'G' },
        { value: 1E6, symbol: 'M' },
        { value: 1E3, symbol: 'k' }
    ]
    for (let i = 0; i < si.length; i++) {
        if (num >= si[i].value) {
            return (num / si[i].value + 0.1).toFixed(digits).replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + si[i].symbol
        }
    }
    return num.toString()
}

export function toThousandFilter(num) {
    return (+num || 0).toString().replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ','))
}
